Protein skimmers usually overflow when either the water level around them rises, or if you dose chemicals like slime coat enhancers. If you are experiencing overflow issues, or you have to frequently close down the output valve on your skimmer, …

I’m all for testing your tank’s water parameters. Certainly when you are setting up your saltwater tank watching your tank’s ammonia/nitrite/nitrate levels is vital. The last thing you want to do is add a fish too early when the tank …